From 02a7fcd8d1cdefdd1d4816ae46fd0046f99d7bab Mon Sep 17 00:00:00 2001
From: "lixuefei.1313" <lixuef1313@163.com>
Date: Tue, 21 Oct 2025 16:38:51 +0800
Subject: [PATCH] fix: fix issue of waterfall stack total

---
 packages/vchart/src/series/waterfall/waterfall.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/packages/vchart/src/series/waterfall/waterfall.ts b/packages/vchart/src/series/waterfall/waterfall.ts
index cd17cc5a9d..7e94f1f9df 100644
--- a/packages/vchart/src/series/waterfall/waterfall.ts
+++ b/packages/vchart/src/series/waterfall/waterfall.ts
@@ -34,6 +34,8 @@ import type { IBarAnimationParams } from '../bar/interface';
 import type { ILabelInfo } from '../../component/label/interface';
 import { CompilableData, type ICompilableData } from '../../compile/data';
 import { waterfall as waterfallTheme } from '../../theme/builtin/common/series/waterfall';
+import type { IStackCacheNode } from '../../util';
+import { getRegionStackGroup, stackTotal } from '../../util';
 
 export const DefaultBandWidth = 6; // 默认的bandWidth，避免连续轴没有bandWidth
 
@@ -134,8 +136,15 @@ export class WaterfallSeries<T extends IWaterfallSeriesSpec = IWaterfallSeriesSp
       },
       false
     );
+    totalData.target.addListener('change', this._reStackTotal);
   }
 
+  protected _reStackTotal = () => {
+    const stackData = this.getStackData();
+    const stackValueField = this.getStackValueField();
+    stackTotal(stackData as IStackCacheNode, stackValueField);
+  };
+
   compileData() {
     super.compileData();
     this._totalData?.compile();